Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

USN-567-1: Dovecot vulnerability

10 January 2008

Dovecot vulnerability

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

Details

It was discovered that in very rare configurations using LDAP, Dovecot may
reuse cached connections for users with the same password. As a result,
a user may be able to login as another if the connection is reused.
The default Ubuntu configuration of Dovecot was not vulnerable.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 7.10
Ubuntu 7.04

In general, a standard system upgrade is sufficient to effect the
necessary changes.

References